The Cobalt Bleu snow boots outer blue fabric consists of water repellent material to withstand the snow. The inner lining is a waterproof textile that prevents the wetness from soaking through. The inside grey faux-fur provides a coated layer of warmth. The sole base is constructed to endure the elements of the winter season. The drawstring component is the key element in creating the function of simplicity. Available in 5 beautiful colours in 7 sizes and is packaged in a set of 4 snow boots. *NOTE: We advise that you order one size up so that your pet’s paw has a little wiggle room.